โครงสร้าง Tense

Active Voice

Tense Structure Present Simple Tense S + V1 [ s , es ] + O Continuous Tense S + is , am , are + V.ing + O Perfect Tense S + has , have + V3 + O Perfect Continuous Tense S + has , have + been + V.ing + O Past Simple Tense S + V2 + O Continuous Tense S + was , were + V.ing + O Perfect Tense S + had + V3 + O Perfect Continuous Tense S + had been + V.ing + O Future Simple Tense S + will , shall + V1 + O Continuous Tense S + will , shall + be + V.ing + O Perfect Tense S + will , shall + have + V3 + O Perfect Continuous Tense S + will , shall + have been + V.ing  + O

Passive Voice

Tense Structure Present Simple Tense Continuous Tense Perfect Tense Perfect Continuous Tense Past Simple Tense Continuous Tense Perfect Tense Perfect Continuous Tense Future Simple Tense Continuous Tense Perfect Tense Perfect Continuous Tense